Move pub into sdk/lib/_internal.

utils/tests/pub/install/hosted/repair_cache_test.dart

-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-library pub_tests;
-
-import 'package:pathos/path.dart' as path;
-
-import '../../../../pub/io.dart';
-import '../../descriptor.dart' as d;
-import '../../test_pub.dart';
-
-main() {
-  initConfig();
-  integration('re-installs a package if it has an empty "lib" directory', () {
-    servePackages([packageMap("foo", "1.2.3")]);
-
-    // Set up a cache with a broken foo package.
-    d.dir(cachePath, [
-      d.dir('hosted', [
-        d.async(port.then((p) => d.dir('localhost%58$p', [
-          d.dir("foo-1.2.3", [
-            d.libPubspec("foo", "1.2.3"),
-            // Note: empty "lib" directory.
-            d.dir("lib", [])
-          ])
-        ])))
-      ])
-    ]).create();
-
-    d.appDir([dependencyMap("foo", "1.2.3")]).create();
-
-    schedulePub(args: ['install'],
-        output: new RegExp("Dependencies installed!\$"));
-
-    d.cacheDir({"foo": "1.2.3"}).validate();
-    d.packagesDir({"foo": "1.2.3"}).validate();
-  });
-
-  integration('re-installs a package if it has no pubspec', () {
-    servePackages([packageMap("foo", "1.2.3")]);
-
-    // Set up a cache with a broken foo package.
-    d.dir(cachePath, [
-      d.dir('hosted', [
-        d.async(port.then((p) => d.dir('localhost%58$p', [
-          d.dir("foo-1.2.3", [
-            d.libDir("foo")
-            // Note: no pubspec.
-          ])
-        ])))
-      ])
-    ]).create();
-
-    d.appDir([dependencyMap("foo", "1.2.3")]).create();
-
-    schedulePub(args: ['install'],
-        output: new RegExp("Dependencies installed!\$"));
-
-    d.cacheDir({"foo": "1.2.3"}).validate();
-    d.packagesDir({"foo": "1.2.3"}).validate();
-  });
-}